Supplemental Financial Information - Schedule of Supplemental Disclosure of Cash-flow Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025
Supplemental disclosure of cash flow information
Cash paid for income taxes, net of refunds	$ 232	$ 74
Cash paid for the amount used to measure the operating lease liabilities	363	291
Operating lease assets obtained in exchange for lease obligations	370	368
Net increase to operating lease right-of-use assets resulting from remeasurements of lease obligations	73	235
Non-cash investing and financing activities
(Decrease) increase in property and equipment-related accounts payable	$ (53)	$ 60